For its newsletter subscribers only, newegg offers the factory-refurbished Netgear Powerline Network Adapter, model no. XET1001-100NAR, for $19.99. Coupon code "EMCNJHC34" cuts it to $14.99. With free shipping, that's $1 under our mention from six weeks ago and $55 under the lowest total price we could find for a new one. A pair of these plug-and-play Ethernet devices can use your existing electrical outlets to create a secure 85Mps network. At least two of these adapters are required to create a network. A 30-day Netgear warranty applies. Deal ends February 2.